Projects

Bigger projects. Smaller utilities are below.
London Doping Olympics 2012 - nandrolone as olympic logo
art_EnamelFromBeads Art - Enameling - Small jewels made from enameled sheet metal
art_FusedGlassEarrings Art - fused-glass earrings - Earrings made from flame-fused beads
art_GlassAluminiumPendants Art - Glass and aluminium - Small jewels made from molten glass and aluminium sheet
art_GlassCopperSpider Art - glass and copper spider - A small statue of a spider, made of stranded copper wire and melted-on glass beads
art_TiffanyPendants Art - Tiffany-technique pendants - Jewels from colored glass and stones
art_UraniumGlassJewels Uranium glass jewels - Uranium glass pendant and earrings
autohosts  
autoindex  
badcaps  
entropy Entropy Factory - a simple hardware audio noise generator for cryptography-grade entropy generation for /dev/random
ethblink EthBlink - Hardware project. Ethernet loopback with periodical opening/closing.
experiment_GeigerOnAPlane Geiger on a Plane - In-flight radiation level measurement
experiment_UraniumProspecting Uranium ore prospecting - Sourcing some mildly radioactive stones
fonted psf-TrivialFontEdit - an extremely trivial bitmap font editor. 8x14 Latin2 enhanced-readability Czech font included.
garlic2 Garlic2 - a simple POP3 proxy for Linux/xinetd for disabling Microsoft™ Worms™. Renames executable attachments as they pass through. As effective as simple.
googleearth Google Earth - Google Earth utilities and overlays
greasemonkey  
handleform HandleForm - HTML form decoder. Extracts fields from a web form.
HM2007 HM2007 - a PDF of a speech-recognition chip
hw_100xScopeProbe 100x scope probe - High-voltage oscilloscope probe
hw_AiryGoggles  
hw_AmmoboxPC Ammo box computer - Hardware project. A portable dual-power computer built in an ammo box
hw_ATXpoweradapter ATX bench power adapter - Hardware project. Adapter for an ATX power supply.
hw_BriefcasePC  
hw_CasioExilimPowerSupplyAdapter EX-FH25 power supply - Hardware project. External power supply for a Casio Exilim EX-FH25
hw_cellphone_glove Cellphone-friendly gloves mod - Hardware project. Small modifications to increase usability of winter gloves to allow easier usage of cellphones.
hw_comswitch COM port switch - Hardware project. Reset a rack of network switches from serial port of a computer.
hw_CupHolder  
hwdoc  
hw_EbookLibrettoCradle Ebook Prestigio Libretto charging cradle - Hardware project. Charging cradle for an ebook.
hw_ElectricScrewdriverPowerUnit Electric screwdriver power module - A source of low-rpm high-torque power, shared with different devices
hw_ESRmeter Capacitor ESR meter - Hardware project. Measuring instrument for capacitor ESR.
hw_FieldMeter RF field strength indicator - Indicator of electromagnetic field strength
hw_HighVoltageResistors 100 megaohm resistors - High-voltage, 100-megaohm resistors
hw_HomemadeThermalFuse Homemade thermal fuse - Hardware project, part. Cheap semi-resetable thermal fuse.
hw_HotAirBlower Hot air blower - Hardware project, tool. Hot air generator made from a hairdryer.
hw_IrDAmonitor IrDA monitor - Hardware project. Patch for an USB IrDA dongle to show the communication on human-visible LEDs.
hw_IsolatedMainsPowerSupply Isolated AC power supply - Hardware project. Isolated AC power supply with switchable output voltage.
hw_KeychainEthernetLoopback Keychain-EtherLoopback - Keychain-sized Ethernet loopback adapter
hw_KeychainMicroUSBcable Keychain-microUSB - Keychain-sized microUSB cable
hw_LevelShifter DC signal level shifter - Hardware project. Used for shifting signal levels.
hw_LightbulbLimiter Lightbulb Limiter - Hardware project. Lightbulb device for current-limiting of mains devices
hw_LightedPowerCable Lighted power cable - Hardware project. Low-voltage power cable with built-in power indicator
hw_LightTable Light table - Hardware project. Light table from a LCD panel.
hw_nokiabat Nokia battery hack - Hardware project. Adapter to feed a Nokia 3310/3410 from 5V DC without internal battery.
hw_NokiaE71charger Zero-standby charger - Hardware project. Phone charger for Nokia E71 with mains auto-disconnect.
hw_NokiaE71powerhack Cellphone power hack - Nokia E71 microUSB power hack
hw_OctopusCable Multidrop IEC power cable - Saving space and mess with powering more tools from one cable
hw_PancakeGeiger PancakeGeiger Mk1 - High-sensitivity Geiger counter
hw_phonecasemod Nokia E61 casemods - Hardware project. Small modifications to increase usability of Nokia E61.
hw_phonechargermod Irish-European phone charger - Hardware project. Phone charger modified to work in Ireland and continental Europe without need of an adapter.
hw_phoneon Cellphone PhoneOn - Hardware project. Device to keep a cellphone powered on.
hw_PowerBrick PowerBrick - Portable high-capacity 5V charger
hw_powerstrip Relay Powerstrip - Hardware project. Computer-controlled power strip, for switching up to 3 devices, for home automation system.
hw_PowerSupply2kV Low-power supply 2kV - Adjustable power supply of 2100 volts, few tens of milliamps
hw_remotereset Remote RESET - Hardware project. Reset a computer from serial port of another computer.
hw_RoomLight USB Room Light - Hardware project. USB-controllable room light.
hw_ServoController Model servo controller - Hardware project. A controller for four RC servos.
hw_SignalGenerator Function generator with XR2206 - Square, triangle, sine, and white/pink noise generator with XR2206 chip
hw_SimpleHotPlate Simple hot plate - Hot plate made from a clothes iron and a bimetallic thermostat
hw_SmallPowerSupply Small power supply - Pocket-sized portable regulated power supply
hw_SpotWelder MOT spot welder - Hardware project. Spot welder made from a microwave oven transformer.
hw_SpyBolt Cache in a bolt - Spy toy - secret cache inside a bolt
hw_TDCS TDCS unit - Transcranial Direct Current Stimulator
hw_ThermochromicBreadboard Thermochromic breadboard - A breadboard with visual indication of overheating of the parts.
hw_ThermochromicPowerStrip Thermochromic Power Strip - A power strip with visual indication of overheating.
hw_ThermostatKettle Water-bath kettle - Hardware project. Temperature-stabilized water bath made from a decommissioned electric kettle.
hw_TriacRegulator Triac regulator - Hardware project. A triac regulator for lightbulbs, heaters and brushed AC motor speed.
hw_TriacSwitch Triac Switch - Hardware project. Solid-state relay from discrete parts.
hw_unipowerstrip Universal Powerstrip - Hardware project. Power strip modified to use standard power cords.
hw_UVlampLED UV LED lamp 5W - UV-A LED lamp, 5 watts, 400 nm
hw_UVlampTube UV germicidal lamp - UV germicidal lamp, 254 nm, 8W
hw_WallWartLaserModulePowerSupply  
hw_wattmeterhack FH9999 wattmeter mod - Hardware project. Reverse-engineered wattmeter, hack for pulse output
hw_WeatherStation  
ip2loc  
ipx IPX over VPN - Documentation for IPX over VPN
jig_WireClamp jig-wireclamp - Jig: quick-attach wire clamp
keydriver Keydrivers - Keychain screwdrivers
keytops Keytops - Fridge magnets from old keyboards
lrc_indexer LRC file indexer - a simple semiautomatic timestamper for LRC lyrics files
machining_CameraWoodBolt Camera wood screw - Screw for mounting a camera to any wooden object
machining_ColorCodedDrillBits Color-coded drill bits - How to dramatically lower the time spent searching for the proper drill bit diameter
machining_DrillPressCollet Drill press collet - Collet for a drill press to hold the Morse taper in for milling
machining_DrillPressLaserCross  
machining_HalogenLamp Drink can halogen lamps - Simple 12V halogen lamps for machining tools
machining_HighVisTools High-visibility tools - How to dramatically lower the time spent searching for often-used tools in the workshop
machining_MagneticDoorLock Magnetic door lock - Hard-drive magnet used to keep door staying closed, while being easily opened.
machining_SpyBoltMicroSD MicroSD-card spy bolt - Hollow bolt with internal cavity large enough for a microSD card
machining_StepDrillBitHexShank Step drill bit hex shank adapter - 1/4" hex adapter for a step drill bit
machining_TripodM8adapter Tripod bolt adapter - 1/4"-to-M8 bolt adapter
machining_ViseRepair Repairing a broken vise - Attempt to bolt and then weld a cracked cast iron vise
mailbug MailBug - Demo application for an email web-bug setting.
method_brazing_resistance_wire Repairing resistance wires - Hardware project, method. Repaing resistance wires.
method_case_labels Case labels - Simple, good-looking labels for devices
method_connector_body_repair Connector repairs - Simple method for making connector bodies and strain reliefs
method_salvage_ferrite_cores Salvaging ferrite cores - Hardware project, method. Disassembling potted ferrite transformers.
method_salvage_lcd_polarizers Salvaging LCD polarizers - Hardware project, method. Disassembling LCD panels, salvaging polarizer films
method_salvage_lead_from_batteries Salvaging lead from batteries - Hardware project, method. Disassembling sealed lead-acid batteries, salvaging lead plates
method_SimpleLiPolyOverdischargeCutoff Li-poly overdischarge protection - Very simple, very cheap lithium battery overdischarge protection circuit
method_VUmeterReuse VU meters reuse - How to reuse cheap VU meters as indicator-grade voltmeters and ammeters
method_YoutubeRegionCheat Cheating YouTube region enforcement - Method: Cheating YouTube region enforcement
microscope Cheaposcope - a cheap homemade microphotography device. Intended for aiding microelectronics reverse engineering and for home science.
mod_12VtoDualUSBcharger 12V-to-USB charger - Hardware project. Reverse-engineering of an off-the-shelf car USB charger, adaptation of connectors.
mod_BathroomLight Repair and mod of a bathroom light - Power supply replacement and additional switch for a bathroom light
mod_headsets Modifications of headsets, replaceable cords - Replaceable cords for headsets
mod_LaptopThinkpadR60cooling Laptop cooling hack - Thinkpad R60 cooling hack
mod_RigolDS1052Dscope DS1052D oscilloscope fan silencing - Replacement of a fan in the DS1052D oscilloscope with a quieter one
mod_RigolDS1052DscopeProbeHolder DS1052D oscilloscope probe holders - Holders for scope probes and their cables for easy portability
mod_SolderingIron Modifications of a soldering iron - Power socket replacement and thermal insulation for a soldering iron
mod_StereoMicroscope Stereomicroscope modifications - Modifications of a stereomicroscope
No-EU A set of labels declaring independence and sovereignity of person, thoughts, and property within the European Union
phpbarcode barcode.php - A very simple PHP front-end for a barcode generator. Shows barcode images.
picoqmail PicoQmail - a very simple replacement for /usr/sbin/sendmail for systems not requiring their own MTA but needing to send a mail outside time to time. An external mail relay is required.
PICprog  
repair_chair Repair of an office armchair - Mechanical repair of a delaminated plywood of an armchair
repair_Guitar Repair of a guitar - Mechanical repair of a broken neck of a guitar
repair_hairdryer Repair of a hairdryer - Repair and reverse engineering of a broken hair dryer
repair_KitchenFork Repair of kitchen fork - Silver-brazing of a broken kitchen fork
repair_SoularCharger Repair of solar charger - Disassembly and repair of a mechanically damaged solar charger
repair_ThinkpadR60 Repairs of a Thinkpad R60 - Mechanical repairs of a laptop
repair_UPSbattery Battery replacement in APC Back-UPS RS800 - Replacement of sealed lead-acid batteries in APC Back-UPS RS800
reveng_APCUPS800  
reveng_cfl reveng-CFL - Reverse engineering: EuroLite 15W CFL
reveng_DRSB01 DRSB-01 Geiger Counter review - A review of a Russian DRSB-01 Geiger counter
reveng_Mivvy Mivvy MIDroid Q751 - Reverse engineering and information: Mivvy MIDroid Q751
reveng_MP4_watch MP4 Watch - Reverse engineering: MP4 Watch, cable, pinouts, documentation
reveng_NarexDrillSpeedRegulator Narex drill speed regulator - Reverse engineering: Narex drill speed regulator
reveng_NikonS51c Nikon S51c - Reverse engineering: Nikon S51c, cables, pinouts, documentation
reveng_NokiaHS47 Nokia HS47 handsfree - Reverse engineering: Nokia HS47 handsfree, schematics pinouts, documentation
reveng_RemoteControlHeadphones reveng-headset - Reverse engineering: Remote-control headset
reveng_spypen Spy Pen - Reverse engineering: Spy Pen, its behavior, structure, file formats
reveng_TD2200 Wintex TD2200 - Reverse engineering: Wintex TD2200, cable, serial protocol
reveng_type618stungun 618 TYPE stun gun, reverse-engineered schematics - A schematics of Chinese "618 TYPE" paralyzer/stun gun
reveng_type800stungun BR-800TYPE stun gun, reverse-engineered schematics - A schematics of Chinese "BR-800TYPE" paralyzer/stun gun
shorturl URL shortener - A very simple URL shortener
smtpreident SMTP ReIdentify - a simple SMTP microdaemon for rewriting the mail headers and envelope on recipient-by-recipient basis
spkftest SpkFTest - A simple system for testing UDP port forward for SpeakFreely
swdoc  
TacticalShoelaces Tactical shoelaces - Paracord shoelaces, for extra-heavy tensile strength
teacool TeaCool - An improvised tea cooling device. To make tea drinkable quicker.
therm Therm - a simple online thermometer. Registering temperature every 5 minutes from April 2003. Extremely simple hardware. Based on SMT160-30.
Thumbdrive_Floppy Floppy thumbdrive - Hardware project. Floppy disk modified into a flash disk container.
tool_hotpot  
tool_Milliohmmeter Milliohmmeter - Hardware project, tool. Milliohmmeter measurement adapter.
tools  
tools_LaserCutter  
ucalc UnitCalc - A simple commandline unit convertor.
webdiag WebDiag - Few tools for diagnosing HTTP connections
wormbounceid WormBounceID - A simple mail classifier for quick identification of bounce messages and executable code. Intended for use within procmail.
www-tampermonkey  
xeltek Xeltek Superpro 280U - Xeltek Superpro 280U tips and tricks

Utilities

Utilities

Various more or less small utilities.
More often than not quick and dirty and smelling funny.
You have been warned.
ccf CCF - a convertor between several Czech language representation (third party, minor patch)
dtmf DTMF - DTMF and generic single and dual tone (and pause) generator
guid guid - Globally Unique Identifier - generate a GUID string
iso9660shorten ISO9660shorten - shorten the file names in directories to fit ISO9660 specs
ispcfg  
milspell MILspell - a simple military spelling alphabet speller
queryehlo queryehlo - Script for single-command querying the capabilities of all the MX relays for a domain
sendfile sendfile - send files by mail from command line
sh Shell Scripts - curlwget; czen, encz; dnsfreemail, dnsisp, ip2geo
timebeep Timebeep - Beeps once per second. Every 5th and 60th second is bept in a different way.
xcd xcd - shortcuts for changing directories
xcut xcut - Extended Binary Cut - cut parts from binary files by decimal and hex absolute and relative offsets

See also: PATCHES; IDEAS;